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Subaru vs Lycoming ? was Bush/STOL

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bransom

Subaru vs Lycoming ? was Bush/STOL

Post by bransom » Fri Feb 17, 2012 10:33 pm

I've seen some posts here about people building their own Sub EJ-25 Subaru,
but am wondering if anyone has gone with an Eggenfellner Subaru?

Jan Eggenfellner reports the all up weight is 327lbs. I'm guessing this is
close to the flying weight of an 0-320 -- anybody know for sure on that? I
think I've also heard that the Warp prop hub won't survive with the Lycoming,
and the Sensenich props used instead are Heavy. An Eggenfellner with Warp (or
Quinti var pitch) is therefore probably lighter than an O-320.

Traditionalists may still prefer the Lyc. Initial cost of a 0 time Lyc is
better, but everything else looks better for the Eggenfellner (to me).
Comments?
-Ben



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Bob Patterson

Subaru vs Lycoming ? was Bush/STOL

Post by Bob Patterson » Fri Feb 17, 2012 10:33 pm

Hi Ben !

The Subarus are typically about 15 - 25 lb. heavier than
O-320's. The number you mention is in that range. Not a big problem,
lots flying happily. Even with the Warp, it WILL be heavier.

There's one Rebel builder nearby who has ordered (at OSH) one of
Eggenfellner's - but a long way from flying. Not shipped yet.
They seem to have a lot of them sold .....

I heard of one builder in NH who waited months for delivery,
and finally cancelled. Another buyer was chasing their sales manager
at Sun 'n Fun a couple of years ago, wanting answers or his money ...
This is all hearsay, and a couple of years old ! Eggenfellner has
moved to Florida, and <seems> to have a good product - I guess time
will tell.

Not knocking anyone, but there has been a history of problems
with convertors - NSI was one who took deposits and didn't deliver,
and others ran into problems, like old Formula Power. There have also
been some good people, like Dave Bangle, and the old Stratus ....

While it seems like a good idea, just "be careful out there" !
The Subaru certainly looks like a possibility, but be prepared for
some extra 'tinkering time' - some have worked well in the Rebel
factory 912 cowl, and it <might> fit in the Lycoming cowling, with
some work on openings. You will be on your own with wiring and
plumbing, too. It can all be done, and they do fly well, but it's
not the 'drop-in and fly' simplicity of the Lyc.

.....bobp

-----------------------------------orig.------------------------------
At 11:18 AM 11/13/02 -0900, you wrote:
I've seen some posts here about people building their own Sub EJ-25 Subaru,
but am wondering if anyone has gone with an Eggenfellner Subaru?

Jan Eggenfellner reports the all up weight is 327lbs. I'm guessing this is
close to the flying weight of an 0-320 -- anybody know for sure on that? I
think I've also heard that the Warp prop hub won't survive with the Lycoming,
and the Sensenich props used instead are Heavy. An Eggenfellner with Warp (or
Quinti var pitch) is therefore probably lighter than an O-320.

Traditionalists may still prefer the Lyc. Initial cost of a 0 time Lyc is
better, but everything else looks better for the Eggenfellner (to me).
Comments?
-Ben

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mike.davis

Subaru vs Lycoming ? was Bush/STOL

Post by mike.davis » Fri Feb 17, 2012 10:33 pm

I sure wish Jan would build a 6 cylinder for the Moose! I've talked to one
Glastar owner with his engine who just couldn't say enough good about it.

There are 2 Crossflow owners here in town and both say they absolutely love
the engine... but pray you don't need any customer service! One of them had
trouble with his PSRU after only a couple of months, Crossflow said send it
back and we'll get it fixed and right back to you... it took 6 months! Every
once in a while I wish I had bought a Rebel or Elite so I could put
Eggenfellner's engine on, there's just not a 6 cylinder Sub out there that
gives me the warm and fuzzy...

Interior Alaska having the highest per capita Sub population in the world!
(just guessing here, seems like every 4th car on the road is a Sub), I'm sure
I can find plenty of local expertise to help me out if I go that route.

Mike

On 11/13/02 3:22 PM, MURPHY-REBEL@DCSOL.COM wrote to MIKE DAVIS:

-> I've seen some posts here about people building their own Sub EJ-25 Subaru,
-> but am wondering if anyone has gone with an Eggenfellner Subaru?
->
-> Jan Eggenfellner reports the all up weight is 327lbs. I'm guessing this is
-> close to the flying weight of an 0-320 -- anybody know for sure on that? I
-> think I've also heard that the Warp prop hub won't survive with the
Lycoming,
-> and the Sensenich props used instead are Heavy. An Eggenfellner with Warp
(or
-> Quinti var pitch) is therefore probably lighter than an O-320.
->
-> Traditionalists may still prefer the Lyc. Initial cost of a 0 time Lyc is
-> better, but everything else looks better for the Eggenfellner (to me).
-> Comments?
-> -Ben
->
-> *-------------------------------------------------------------------------*
-> To unsubscribe go to http://www.dcsol.com:81/public/listserv.htm
-> Archives located at http://rebel:builder@www.dcsol.com:81/default.htm
-> To contact the list admin, e-mail mike.davis@dcsol.com
-> *-------------------------------------------------------------------------*





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Gregory Gordon

Subaru vs Lycoming ? was Bush/STOL

Post by Gregory Gordon » Fri Feb 17, 2012 10:33 pm

Dear Mike,
Sub4 in New Zealand make a PSRU rated to 300hp. They have an agent in both
the US and Canada. The price here in Australia from their agent is Aus$4100.
So set up with the EG 3.3 & a SDS engine mangement system, well you may have
the engine you want!! Surely there must be some one in your area who may be
able to do the assembly. I have attached Sub4 "blurp".
I am leaning towards the Sub4 PSRU with a EJ-25. I have been quoted from the
Australia agent Aus$14100 for such a system adapted for the Elite. The price
does not include engine mounts or exhaust. I have more "homework" to do.

SUB4 300 H.P. REDUCTION DRIVE
------------------------------------------------------------------------

*
Designed

Walter Klatt

Subaru vs Lycoming ? was Bush/STOL

Post by Walter Klatt » Fri Feb 17, 2012 10:33 pm

One problem that I see with the Eggenfellner 2.5 is the
1.82 ratio on the redrive. That means that you would be
turning over 3000 prop RPM to get the max hp at 5600
engine RPM. That means a smaller prop would be
necessary which would not be the most efficient for
slower floatplanes like the Rebel. Not sure why he
didn't choose 2.2 like many other sub conversions. This
is no great problem for fast planes like RV's and
Glastars, and even on those they are recommending an
expensive var pitch Quinti prop.

After all that expense, again you could buy a good used
0320.

Too bad Rotax doesn't build a 200 hp engine. I'm sure
it would have great hp to weight, but would probably
cost 50K US, too.

I know what you mean about the Sub cars out west here.
We actually own two of them, and my wife would never
let me buy another make. You see a lot on the road in
Seattle, too. I was waiting for the new Baja to come
out with their 230 hp supercharged 2.5 like in their
concept vehicle, but it didn't happen, so maybe I will
have to buy another kit to build instead...

Walter
-----Original Message-----
From: mike.davis@dcsol.com
[mailto:mike.davis@dcsol.com]
Sent: Wednesday, November 13, 2002 4:30 PM
To: murphy-rebel@dcsol.com
Subject: RE: Subaru vs Lycoming ? was Bush/STOL


I sure wish Jan would build a 6 cylinder for
the Moose! I've talked to one
Glastar owner with his engine who just
couldn't say enough good about it.

There are 2 Crossflow owners here in town
and both say they absolutely love
the engine... but pray you don't need any
customer service! One of them had
trouble with his PSRU after only a couple of
months, Crossflow said send it
back and we'll get it fixed and right back
to you... it took 6 months! Every
once in a while I wish I had bought a Rebel
or Elite so I could put
Eggenfellner's engine on, there's just not a
6 cylinder Sub out there that
gives me the warm and fuzzy...

Interior Alaska having the highest per
capita Sub population in the world!
(just guessing here, seems like every 4th
car on the road is a Sub), I'm sure
I can find plenty of local expertise to help
me out if I go that route.

Mike

On 11/13/02 3:22 PM, MURPHY-REBEL@DCSOL.COM
wrote to MIKE DAVIS:

-> I've seen some posts here about people
building their own Sub EJ-25 Subaru,
-> but am wondering if anyone has gone with
an Eggenfellner Subaru?
->
-> Jan Eggenfellner reports the all up
weight is 327lbs. I'm guessing this is
-> close to the flying weight of an 0-320 --
anybody know for sure on that? I
-> think I've also heard that the Warp prop
hub won't survive with the
Lycoming,
-> and the Sensenich props used instead are
Heavy. An Eggenfellner with Warp
(or
-> Quinti var pitch) is therefore probably
lighter than an O-320.
->
-> Traditionalists may still prefer the Lyc.
Initial cost of a 0 time Lyc is
-> better, but everything else looks better
for the Eggenfellner (to me).
-> Comments?
-> -Ben
->
->
*--------------------------------------------
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mike.davis@dcsol.com
->
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klehman

Subaru vs Lycoming ? was Bush/STOL

Post by klehman » Fri Feb 17, 2012 10:33 pm

Eggenfelner has gradually improved his package. It works and that is an
achievement. In my opinion his product would benefit from some
engineering although he has obvious mechanical aptitude. His psru is not
one of my top picks for example. I personally also lean more toward
Stratus and the Subie-Lyc conversions. But if I were going to spend that
much money I'd go for the Lycoming rather than Egenfellner. That is not
Lycoming "traditionalism" speaking as I am doing my own Subaru
conversion because I don't want to own a Lycoming.

Another option might be to have someone with experience (Reg Clarke?,
Dave Johnson?) put together a package that utilizes your favorite (best)
components. Perhaps a Marcotte psru, carburetors from Stratus or Airflow
mechanical injection if you don't like efi, backup ignition, etc, etc.

I expect my ej22 to come in a little heavier than an 0-320 and a little
lighter than an ej25. However I also expect my engine c of g to be
several inches aft of an 0-320 which may be more important.

Ken

bransom@dcsol.com wrote:
I've seen some posts here about people building their own Sub EJ-25 Subaru,
but am wondering if anyone has gone with an Eggenfellner Subaru?

Jan Eggenfellner reports the all up weight is 327lbs. I'm guessing this is
close to the flying weight of an 0-320 -- anybody know for sure on that? I
think I've also heard that the Warp prop hub won't survive with the Lycoming,
and the Sensenich props used instead are Heavy. An Eggenfellner with Warp (or
Quinti var pitch) is therefore probably lighter than an O-320.

Traditionalists may still prefer the Lyc. Initial cost of a 0 time Lyc is
better, but everything else looks better for the Eggenfellner (to me).
Comments?
-Ben



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klehman

Subaru vs Lycoming ? was Bush/STOL

Post by klehman » Fri Feb 17, 2012 10:33 pm

Might be because that is the ratio of the automotive transfer case that
he makes it out of.
Ken

Walter Klatt wrote:
One problem that I see with the Eggenfellner 2.5 is the
1.82 ratio on the redrive. That means that you would be
turning over 3000 prop RPM to get the max hp at 5600
engine RPM. That means a smaller prop would be
necessary which would not be the most efficient for
slower floatplanes like the Rebel. Not sure why he
didn't choose 2.2 like many other sub conversions. This
is no great problem for fast planes like RV's and
Glastars, and even on those they are recommending an
expensive var pitch Quinti prop.

After all that expense, again you could buy a good used
0320.

Too bad Rotax doesn't build a 200 hp engine. I'm sure
it would have great hp to weight, but would probably
cost 50K US, too.

I know what you mean about the Sub cars out west here.
We actually own two of them, and my wife would never
let me buy another make. You see a lot on the road in
Seattle, too. I was waiting for the new Baja to come
out with their 230 hp supercharged 2.5 like in their
concept vehicle, but it didn't happen, so maybe I will
have to buy another kit to build instead...

Walter

-----Original Message-----
From: mike.davis@dcsol.com
[mailto:mike.davis@dcsol.com]
Sent: Wednesday, November 13, 2002 4:30 PM
To: murphy-rebel@dcsol.com
Subject: RE: Subaru vs Lycoming ? was Bush/STOL


I sure wish Jan would build a 6 cylinder for
the Moose! I've talked to one
Glastar owner with his engine who just
couldn't say enough good about it.

There are 2 Crossflow owners here in town
and both say they absolutely love
the engine... but pray you don't need any
customer service! One of them had
trouble with his PSRU after only a couple of
months, Crossflow said send it
back and we'll get it fixed and right back
to you... it took 6 months! Every
once in a while I wish I had bought a Rebel
or Elite so I could put
Eggenfellner's engine on, there's just not a
6 cylinder Sub out there that
gives me the warm and fuzzy...

Interior Alaska having the highest per
capita Sub population in the world!
(just guessing here, seems like every 4th
car on the road is a Sub), I'm sure
I can find plenty of local expertise to help
me out if I go that route.

Mike

On 11/13/02 3:22 PM, MURPHY-REBEL@DCSOL.COM
wrote to MIKE DAVIS:

-> I've seen some posts here about people
building their own Sub EJ-25 Subaru,
-> but am wondering if anyone has gone with
an Eggenfellner Subaru?
->
-> Jan Eggenfellner reports the all up
weight is 327lbs. I'm guessing this is
-> close to the flying weight of an 0-320 --
anybody know for sure on that? I
-> think I've also heard that the Warp prop
hub won't survive with the
Lycoming,
-> and the Sensenich props used instead are
Heavy. An Eggenfellner with Warp
(or
-> Quinti var pitch) is therefore probably
lighter than an O-320.
->
-> Traditionalists may still prefer the Lyc.
Initial cost of a 0 time Lyc is
-> better, but everything else looks better
for the Eggenfellner (to me).
-> Comments?
-> -Ben
->
->
*--------------------------------------------
-----------------------------*
-> To unsubscribe go to
http://www.dcsol.com:81/public/listserv.htm
-> Archives located at
http://rebel:builder@www.dcsol.com:81/default.htm
-> To contact the list admin, e-mail
mike.davis@dcsol.com
->
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bransom

Subaru vs Lycoming ? was Bush/STOL

Post by bransom » Fri Feb 17, 2012 10:34 pm

Ack, i'm a little embarrassed for not recalling the 1.8 ratio. Yep, that and
the corresponding smaller prop really dashes this option IMO.

Guess I'll read up on some of the other Sub options mentioned, e.g. the
Marcotte psru mentioned by Ken. Strangely (but not so strangely), this comes
back to the original Bush/STOL issue, not only wrt prop diameter, but cg of
the engine, etc. The 0320 is nice, but forward cg doesn't help get the
slowest possible landing (unless the firewall and seats are moved aft a
little, which effects visibility). The 0320 would also not be quite as good
on fuel economy or rebuild cost, but at least it should last a very long time
and (probably) never quit unexpectedly. I guess it boils down to deciding
which compromises to take.
-Ben


On 11/14/02 3:35 PM, WALTER.KLATT@SHAW.CA wrote to MURPHY-REBEL:

-> One problem that I see with the Eggenfellner 2.5 is the
-> 1.82 ratio on the redrive. That means that you would be
-> turning over 3000 prop RPM to get the max hp at 5600
-> engine RPM. That means a smaller prop would be
-> necessary which would not be the most efficient for
-> slower floatplanes like the Rebel. Not sure why he
-> didn't choose 2.2 like many other sub conversions. This
-> is no great problem for fast planes like RV's and
-> Glastars, and even on those they are recommending an
-> expensive var pitch Quinti prop.
->
-> After all that expense, again you could buy a good used
-> 0320.
->
-> Too bad Rotax doesn't build a 200 hp engine. I'm sure
-> it would have great hp to weight, but would probably
-> cost 50K US, too.
->
-> I know what you mean about the Sub cars out west here.
-> We actually own two of them, and my wife would never
-> let me buy another make. You see a lot on the road in
-> Seattle, too. I was waiting for the new Baja to come
-> out with their 230 hp supercharged 2.5 like in their
-> concept vehicle, but it didn't happen, so maybe I will
-> have to buy another kit to build instead...
->
-> Walter
->
-> > -----Original Message-----
-> > From: mike.davis@dcsol.com
-> > [mailto:mike.davis@dcsol.com]
-> > Sent: Wednesday, November 13, 2002 4:30 PM
-> > To: murphy-rebel@dcsol.com
-> > Subject: RE: Subaru vs Lycoming ? was Bush/STOL
-> >
-> >
-> > I sure wish Jan would build a 6 cylinder for
-> > the Moose! I've talked to one
-> > Glastar owner with his engine who just
-> > couldn't say enough good about it.
-> >
-> > There are 2 Crossflow owners here in town
-> > and both say they absolutely love
-> > the engine... but pray you don't need any
-> > customer service! One of them had
-> > trouble with his PSRU after only a couple of
-> > months, Crossflow said send it
-> > back and we'll get it fixed and right back
-> > to you... it took 6 months! Every
-> > once in a while I wish I had bought a Rebel
-> > or Elite so I could put
-> > Eggenfellner's engine on, there's just not a
-> > 6 cylinder Sub out there that
-> > gives me the warm and fuzzy...
-> >
-> > Interior Alaska having the highest per
-> > capita Sub population in the world!
-> > (just guessing here, seems like every 4th
-> > car on the road is a Sub), I'm sure
-> > I can find plenty of local expertise to help
-> > me out if I go that route.
-> >
-> > Mike
-> >
-> > On 11/13/02 3:22 PM, MURPHY-REBEL@DCSOL.COM
-> > wrote to MIKE DAVIS:
-> >
-> > -> I've seen some posts here about people
-> > building their own Sub EJ-25 Subaru,
-> > -> but am wondering if anyone has gone with
-> > an Eggenfellner Subaru?
-> > ->
-> > -> Jan Eggenfellner reports the all up
-> > weight is 327lbs. I'm guessing this is
-> > -> close to the flying weight of an 0-320 --
-> > anybody know for sure on that? I
-> > -> think I've also heard that the Warp prop
-> > hub won't survive with the
-> > Lycoming,
-> > -> and the Sensenich props used instead are
-> > Heavy. An Eggenfellner with Warp
-> > (or
-> > -> Quinti var pitch) is therefore probably
-> > lighter than an O-320.
-> > ->
-> > -> Traditionalists may still prefer the Lyc.
-> > Initial cost of a 0 time Lyc is
-> > -> better, but everything else looks better
-> > for the Eggenfellner (to me).
-> > -> Comments?
-> > -> -Ben
-> > ->
-> > ->
-> > *--------------------------------------------
-> > -----------------------------*
-> > -> To unsubscribe go to
-> http://www.dcsol.com:81/public/listserv.htm
-> -> Archives located at
-> http://rebel:builder@www.dcsol.com:81/default.htm
-> -> To contact the list admin, e-mail
-> mike.davis@dcsol.com
-> ->
-> *------------------------------------------------------
-> -------------------*
->
->
->
-> *------------------------------------------------------
-> -------------------*
-> To unsubscribe go to
-> http://www.dcsol.com:81/public/listserv.htm
-> Archives located at
-> http://rebel:builder@www.dcsol.com:81/default.htm
-> To contact the list admin, e-mail mike.davis@dcsol.com
-> *------------------------------------------------------
-> -------------------*
->





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Bob Patterson

Subaru vs Lycoming ? was Bush/STOL

Post by Bob Patterson » Fri Feb 17, 2012 10:34 pm

Hi Mike !

Are those 2 Crossflow Subarus in Mooses ?? I know they
have sold a few 6 cylinders for S/R's / Mooses - just wondered if
they were near you, and <flying> ??

I've flown a Rebel with a Crossflow re-worked Formula Power
EJ-22 in it - it was GREAT ! They did support that one well, sending
a man to Gander, Newfoundland for as long as it took to get it
working smoothly in the Rebel ... (turned out to be only 3 days,
in between bad weather for test flying). I was amazed how they could
change the performance of the engine just by hooking up a laptop
and hitting a few keys !! Very easily removed a 'flat spot' in
power at about 3,200 rpm !

Suspect that a Crossflow 6 cyl. Sub with a Marcotte drive
would be a good combination, IF you could convince them NOT to
"hop it up" - just polish and port & check on their flow bench.
(In keeping with my thinking that it should use STOCK parts, for
ease of maintenance...)
.....bobp

--------------------------------orig.-------------------------------
At 03:29 PM 11/13/02 -0900, you wrote:
I sure wish Jan would build a 6 cylinder for the Moose! I've talked to one
Glastar owner with his engine who just couldn't say enough good about it.

There are 2 Crossflow owners here in town and both say they absolutely love
the engine... but pray you don't need any customer service! One of them had
trouble with his PSRU after only a couple of months, Crossflow said send it
back and we'll get it fixed and right back to you... it took 6 months! Every
once in a while I wish I had bought a Rebel or Elite so I could put
Eggenfellner's engine on, there's just not a 6 cylinder Sub out there that
gives me the warm and fuzzy...

Interior Alaska having the highest per capita Sub population in the world!
(just guessing here, seems like every 4th car on the road is a Sub), I'm sure
I can find plenty of local expertise to help me out if I go that route.

Mike

On 11/13/02 3:22 PM, MURPHY-REBEL@DCSOL.COM wrote to MIKE DAVIS:

-> I've seen some posts here about people building their own Sub EJ-25 Subaru,
-> but am wondering if anyone has gone with an Eggenfellner Subaru?
->
-> Jan Eggenfellner reports the all up weight is 327lbs. I'm guessing this is
-> close to the flying weight of an 0-320 -- anybody know for sure on that? I
-> think I've also heard that the Warp prop hub won't survive with the
Lycoming,
-> and the Sensenich props used instead are Heavy. An Eggenfellner with Warp
(or
-> Quinti var pitch) is therefore probably lighter than an O-320.
->
-> Traditionalists may still prefer the Lyc. Initial cost of a 0 time Lyc is
-> better, but everything else looks better for the Eggenfellner (to me).
-> Comments?
-> -Ben
->
-> *-------------------------------------------------------------------------*
-> To unsubscribe go to http://www.dcsol.com:81/public/listserv.htm
-> Archives located at http://rebel:builder@www.dcsol.com:81/default.htm
-> To contact the list admin, e-mail mike.davis@dcsol.com
-> *-------------------------------------------------------------------------*



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mike.davis

Subaru vs Lycoming ? was Bush/STOL

Post by mike.davis » Fri Feb 17, 2012 10:34 pm

No 6's that I know of, both in the 4 cylinder configuration, and both in non-
Murphy aircraft. It was still good to hear their experience thought. There
is a 3rd that I have not been able to get hold of yet... doesn't matter what
time of day I call, I always get the answering machine... and I never get a
call back???

As for keeping it stock, there are certainly good reasons to do so, but I
don't think it would be enough engine for the Moose that way... especially
once it was on floats.

Mike

On 11/14/02 6:38 PM, MURPHY-REBEL@DCSOL.COM wrote to MIKE DAVIS:

->
-> Hi Mike !
->
-> Are those 2 Crossflow Subarus in Mooses ?? I know they
-> have sold a few 6 cylinders for S/R's / Mooses - just wondered if
-> they were near you, and <flying> ??
->
-> I've flown a Rebel with a Crossflow re-worked Formula Power
-> EJ-22 in it - it was GREAT ! They did support that one well, sending
-> a man to Gander, Newfoundland for as long as it took to get it
-> working smoothly in the Rebel ... (turned out to be only 3 days,
-> in between bad weather for test flying). I was amazed how they could
-> change the performance of the engine just by hooking up a laptop
-> and hitting a few keys !! Very easily removed a 'flat spot' in
-> power at about 3,200 rpm !
->
-> Suspect that a Crossflow 6 cyl. Sub with a Marcotte drive
-> would be a good combination, IF you could convince them NOT to
-> "hop it up" - just polish and port & check on their flow bench.
-> (In keeping with my thinking that it should use STOCK parts, for
-> ease of maintenance...)
-> .....bobp
->
-> --------------------------------orig.-------------------------------
-> At 03:29 PM 11/13/02 -0900, you wrote:
-> >I sure wish Jan would build a 6 cylinder for the Moose! I've talked to
one
-> >Glastar owner with his engine who just couldn't say enough good about it.
-> >
-> >There are 2 Crossflow owners here in town and both say they absolutely
love
-> >the engine... but pray you don't need any customer service! One of them
had
-> >trouble with his PSRU after only a couple of months, Crossflow said send
it
-> >back and we'll get it fixed and right back to you... it took 6 months!
Every
-> >once in a while I wish I had bought a Rebel or Elite so I could put
-> >Eggenfellner's engine on, there's just not a 6 cylinder Sub out there that
-> >gives me the warm and fuzzy...
-> >
-> >Interior Alaska having the highest per capita Sub population in the world!
-> >(just guessing here, seems like every 4th car on the road is a Sub), I'm
sure
-> >I can find plenty of local expertise to help me out if I go that route.
-> >
-> >Mike
-> >
-> >On 11/13/02 3:22 PM, MURPHY-REBEL@DCSOL.COM wrote to MIKE DAVIS:
-> >
-> >-> I've seen some posts here about people building their own Sub EJ-25
Subaru,
-> >-> but am wondering if anyone has gone with an Eggenfellner Subaru?
-> >->
-> >-> Jan Eggenfellner reports the all up weight is 327lbs. I'm guessing
this is
-> >-> close to the flying weight of an 0-320 -- anybody know for sure on
that? I
-> >-> think I've also heard that the Warp prop hub won't survive with the
-> >Lycoming,
-> >-> and the Sensenich props used instead are Heavy. An Eggenfellner with
Warp
-> >(or
-> >-> Quinti var pitch) is therefore probably lighter than an O-320.
-> >->
-> >-> Traditionalists may still prefer the Lyc. Initial cost of a 0 time Lyc
is
-> >-> better, but everything else looks better for the Eggenfellner (to me).
-> >-> Comments?
-> >-> -Ben
-> >->
-> >-> *-----------------------------------------------------------------------
--*
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-> >-> Archives located at http://rebel:builder@www.dcsol.com:81/default.htm
-> >-> To contact the list admin, e-mail mike.davis@dcsol.com
-> >-> *-----------------------------------------------------------------------
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-> >
-> >
-> >
-> >*-------------------------------------------------------------------------*
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->
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Bob Patterson

Subaru vs Lycoming ? was Bush/STOL

Post by Bob Patterson » Fri Feb 17, 2012 10:34 pm

Probably not, especially for floats ! But the S/R was
originally intended for 180 hp and up - 230 hp ++ would likely
give a good, fuel-efficient cruiser on wheels .....

Maybe I'll try that combination on my second Moose ! ;-) :-)

.......bobp

-----------------------------------orig.------------------------------
At 06:41 PM 11/14/02 -0900, you wrote:
No 6's that I know of, both in the 4 cylinder configuration, and both in non-
Murphy aircraft. It was still good to hear their experience thought. There
is a 3rd that I have not been able to get hold of yet... doesn't matter what
time of day I call, I always get the answering machine... and I never get a
call back???

As for keeping it stock, there are certainly good reasons to do so, but I
don't think it would be enough engine for the Moose that way... especially
once it was on floats.

Mike

On 11/14/02 6:38 PM, MURPHY-REBEL@DCSOL.COM wrote to MIKE DAVIS:

->
-> Hi Mike !
->
-> Are those 2 Crossflow Subarus in Mooses ?? I know they
-> have sold a few 6 cylinders for S/R's / Mooses - just wondered if
-> they were near you, and <flying> ??
->
-> I've flown a Rebel with a Crossflow re-worked Formula Power
-> EJ-22 in it - it was GREAT ! They did support that one well, sending
-> a man to Gander, Newfoundland for as long as it took to get it
-> working smoothly in the Rebel ... (turned out to be only 3 days,
-> in between bad weather for test flying). I was amazed how they could
-> change the performance of the engine just by hooking up a laptop
-> and hitting a few keys !! Very easily removed a 'flat spot' in
-> power at about 3,200 rpm !
->
-> Suspect that a Crossflow 6 cyl. Sub with a Marcotte drive
-> would be a good combination, IF you could convince them NOT to
-> "hop it up" - just polish and port & check on their flow bench.
-> (In keeping with my thinking that it should use STOCK parts, for
-> ease of maintenance...)
-> .....bobp
->
-> --------------------------------orig.-------------------------------
-> At 03:29 PM 11/13/02 -0900, you wrote:
-> >I sure wish Jan would build a 6 cylinder for the Moose! I've talked to
one
-> >Glastar owner with his engine who just couldn't say enough good about it.
-> >
-> >There are 2 Crossflow owners here in town and both say they absolutely
love
-> >the engine... but pray you don't need any customer service! One of them
had
-> >trouble with his PSRU after only a couple of months, Crossflow said send
it
-> >back and we'll get it fixed and right back to you... it took 6 months!
Every
-> >once in a while I wish I had bought a Rebel or Elite so I could put
-> >Eggenfellner's engine on, there's just not a 6 cylinder Sub out there that
-> >gives me the warm and fuzzy...
-> >
-> >Interior Alaska having the highest per capita Sub population in the world!
-> >(just guessing here, seems like every 4th car on the road is a Sub), I'm
sure
-> >I can find plenty of local expertise to help me out if I go that route.
-> >
-> >Mike
-> >
-> >On 11/13/02 3:22 PM, MURPHY-REBEL@DCSOL.COM wrote to MIKE DAVIS:
-> >
-> >-> I've seen some posts here about people building their own Sub EJ-25
Subaru,
-> >-> but am wondering if anyone has gone with an Eggenfellner Subaru?
-> >->
-> >-> Jan Eggenfellner reports the all up weight is 327lbs. I'm guessing
this is
-> >-> close to the flying weight of an 0-320 -- anybody know for sure on
that? I
-> >-> think I've also heard that the Warp prop hub won't survive with the
-> >Lycoming,
-> >-> and the Sensenich props used instead are Heavy. An Eggenfellner with
Warp
-> >(or
-> >-> Quinti var pitch) is therefore probably lighter than an O-320.
-> >->
-> >-> Traditionalists may still prefer the Lyc. Initial cost of a 0 time Lyc
is
-> >-> better, but everything else looks better for the Eggenfellner (to me).
-> >-> Comments?
-> >-> -Ben
-> >->
-> >-> *-----------------------------------------------------------------------
--*
-> >-> To unsubscribe go to http://www.dcsol.com:81/public/listserv.htm
-> >-> Archives located at http://rebel:builder@www.dcsol.com:81/default.htm
-> >-> To contact the list admin, e-mail mike.davis@dcsol.com
-> >-> *-----------------------------------------------------------------------
--*
-> >
-> >
-> >
-> >*-------------------------------------------------------------------------*
-> > To unsubscribe go to http://www.dcsol.com:81/public/listserv.htm
-> > Archives located at http://rebel:builder@www.dcsol.com:81/default.htm
-> > To contact the list admin, e-mail mike.davis@dcsol.com
-> >*-------------------------------------------------------------------------*
-> >
-> >
->
->
-> *-------------------------------------------------------------------------*
-> To unsubscribe go to http://www.dcsol.com:81/public/listserv.htm
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-> To contact the list admin, e-mail mike.davis@dcsol.com
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Legeorgen

Subaru vs Lycoming ? was Bush/STOL

Post by Legeorgen » Fri Feb 17, 2012 10:34 pm

Ben,

My 0320 Rebel has an empty CG of 9.95 with a Sensenich prop and standard firewall. I have no problem slipping it in slow and steep with flaps then flaring. I rigged as much up elevator as would allow and I just about reach its ability to flare when I'm as light as possible (me and 5 gal). Everything I put in the plane moves the CG aft. I was concerned about the forward CG when building and agonized about cutting back the firewall but am now glad I listened to Wayne and Bob P.

Bruce 357R

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